21422984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7853}}^1$

素因数の和:7901

約数の個数: 32

約数和(自身を含む): 45239040

約数和(自身を除く): 23816056

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 7853, 15706, 31412, 62824, 86383, 172766, 243443, 345532, 486886, 691064, 973772, 1947544, 2677873, 5355746, 10711492, 21422984]

約数ペア:

[(1, 21422984), (2, 10711492), (4, 5355746), (8, 2677873), (11, 1947544), (22, 973772), (31, 691064), (44, 486886), (62, 345532), (88, 243443), (124, 172766), (248, 86383), (341, 62824), (682, 31412), (1364, 15706), (2728, 7853)]